Home / 6,278.38-9,416.36-1,894.82

Finding the Fourth Proportional to 6,278.38, 9,416.36 and 1,894.82

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Solution

The fourth proportional to 6,278.38, 9,416.36 and 1,894.82 is: 2,841.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,278.38 : 9,416.36 = 1,894.82 : x
  2. Step 2: Convert to fraction form
    6,278.38/9,416.36 = 1,894.82/x
  3. Step 3: Cross multiply
    6,278.38x = 9,416.36 × 1,894.82
  4. Step 4: Simplify right side
    6,278.38x = 17,842,307.26
  5. Step 5: Solve for x
    x = 17,842,307.26/6,278.38
  6. Step 6: Final answer
    x = 2,841.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.